Sejong to Honolulu time converter
Honolulu is 19 hours behind Sejong. When it is 9:00 AM in Sejong, it is 2:00 PM (Sat, Oct 17) in Honolulu.
7:27 PM in Sejong, Sunday, October 18, 2026
Shared working hours (9:00–18:00)
Sejong to Honolulu conversion table
Every hour of today in Sejong and the matching time in Honolulu. Light rows are typical working hours (9:00–18:00).
| Sejong | Honolulu |
|---|---|
| 12:00 AM | 5:00 AM−1 day |
| 1:00 AM | 6:00 AM−1 day |
| 2:00 AM | 7:00 AM−1 day |
| 3:00 AM | 8:00 AM−1 day |
| 4:00 AM | 9:00 AM−1 day |
| 5:00 AM | 10:00 AM−1 day |
| 6:00 AM | 11:00 AM−1 day |
| 7:00 AM | 12:00 PM−1 day |
| 8:00 AM | 1:00 PM−1 day |
| 9:00 AM | 2:00 PM−1 day |
| 10:00 AM | 3:00 PM−1 day |
| 11:00 AM | 4:00 PM−1 day |
| 12:00 PM | 5:00 PM−1 day |
| 1:00 PM | 6:00 PM−1 day |
| 2:00 PM | 7:00 PM−1 day |
| 3:00 PM | 8:00 PM−1 day |
| 4:00 PM | 9:00 PM−1 day |
| 5:00 PM | 10:00 PM−1 day |
| 6:00 PM | 11:00 PM−1 day |
| 7:00 PM | 12:00 AM |
| 8:00 PM | 1:00 AM |
| 9:00 PM | 2:00 AM |
| 10:00 PM | 3:00 AM |
| 11:00 PM | 4:00 AM |
Best time to call or meet
Both sides are at work from 9:00 AM – 1:00 PM in Sejong (2:00 PM – 6:00 PM in Honolulu).
Daylight saving time and the difference
The difference stays 19 hours all year.
Distance
Sejong and Honolulu are 7,301 km (4,537 miles) apart in a straight line.
More conversions
Questions and answers
What is the time difference between Sejong and Honolulu?
Honolulu is 19 hours behind Sejong.
What time is it in Honolulu when it is 9 AM in Sejong?
When it is 9:00 AM in Sejong, it is 2:00 PM (Sat, Oct 17) in Honolulu.
When is the best time to call Honolulu from Sejong?
Both sides are at work from 9:00 AM – 1:00 PM in Sejong (2:00 PM – 6:00 PM in Honolulu).
Does the time difference between Sejong and Honolulu change?
No. The difference stays 19 hours all year.